38 



Copies 



1 Library of Congress, Technical Information Division, Washington 25, D.C. 



2 Chief, Service Division, The Armed Services Technical Information Agency, 



Document Service Center, Knott Building, 4th and Main Sts., Dayton 2, Ohio 



J Commanding Officer, Frankford Arsenal, Philadelphia 37, Pa. 



1 Director, Ballistic Research Laboratory, Aberdeen Proving Ground, Aberdeen, Md. 



1 Director, Technical Information Branch, Aberdeen Proving Ground, Aberdeen, Md. 



1 Director, National Advisory Committee for Aeronautics, 1724 F St., N.W., 



Washington 25, D.C. 



1 Director, Langley Aeronautical Laboratory, liangley Air Force Base, Va. 



1 Director, Lewis Flight Propulsion Laboratory, Cleveland Airport, Cleveland 11, 



Ohio 



1 Director, Ames Aeronautical Laboratory, Moffett Field, Mountain View, Calif. 



1 Director, Oak Ridge National Laboratory, P.O. Box P, Oak Ridge, Tenn. 



1 Chief, National Hydraulic Laboratory, National Bureau of Standards, Washington 



25, D.C. 



1 Hydrodynamic Laboratory, Attn: Executive Committee, California Institute of 



Technology, 1201 E. California St., Pasadena 4, Calif. 



1 Director, Institute of Engineering Research, University of California, Berkeley 4, 



Calif. 



1 Director, Fluid Mechanics Laboratory, University of California, Berkeley 4, Calif. 



1 Director, Hydraulic Laboratory, Carnegie Institute of Technology, Pittsburgh 13 , 



Pa. 



1 Director, Hydraulic Laboratory, Colorado University, Boulder, Colo. 



1 Director, Fluid Mechanics Laboratory, Columbia University, New York 27, N.Y. 



1 Director, Hydraulic Research Laboratory, University of Connecticut, Box U-37, 



Storrs, Conn. 



1 Director, Iowa Institute of Hydraulic Research, State University of Iowa, 



Iowa City, Iowa 



1 Director, Applied Physics Laboratory, Johns Hopkins University, 8621 Georgia 



Ave., Silver Spring, Md. 



1 Director, Institute for Fluid Dynamics and Applied Mathematics, University of 



Maryland, College Park, Md. 



1 Director, Experimental Naval Tank, Department of Naval Architecture and Marine 



Engineering, University of Michigan, Ann Arbor, Mich. 



1 Director, Experimental Towing Tank, Stevens Institute of Technology, 711 Hudson 



St., Hoboken, N.J. 



